Location: southbound at junction J5 (High Wycombe) .
Due to: Roadworks.
Period : from 22:59 on 15 June 2026 to 06:00 on 16 June 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.08 miles from Collins End.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 16 June 2026 to 17:00 on 16 June 2026.
Nearest town: 12.37 miles from Collins End.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 16 June 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 12.82 miles from Collins End.

Location: southbound at junction J5 (High Wycombe) .
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 16 June 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.03 miles from Collins End.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 16 June 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 2.99 miles from Collins End.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 16 June 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 13.42 miles from Collins End.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 22 June 2026 to 06:00 on 23 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.29 miles from Collins End.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 16 June 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 3.55 miles from Collins End.

Location: westbound between junctions J11 (Basingstoke) and J13 (Newbury) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Nearest town: 4.94 miles from Collins End.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.19 miles from Collins End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2026 to 06:00 on 21 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.05 miles from Collins End.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.34 miles from Collins End.

Location: westbound entry slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.02 miles from Collins End.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.94 miles from Collins End.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 June 2026 to 06:00 on 18 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.76 miles from Collins End.
